Compare 399401 vs 400087
| Property | 399401 | 400087 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3994011 | 4000871 |
| Prime factorization | 399401 | 400087 |
| Divisors count | 2 | 2 |
| Divisors | 1, 399401 | 1, 400087 |
| Number of properties | 5 | 5 |
| Additive primes | 13377th | |
| Chen primes | 13647th | |
| Happy primes | 4987th | 4999th |
| Isolated primes | 26256th | |
| Primes | 33811th | 33867th |
| Sexy primes (1st member) | 7651st | |
| Super primes | 3622nd | |
| Twin primes (1st member) | 3800th | |
| Roman numberals | ||
| Base 2 | 11000011000001010012 | 11000011010110101112 |
| Base 3 | 2020212121223 | 2020222110013 |
| Base 4 | 12012002214 | 12012231134 |
| Base 5 | 1002401015 | 1003003225 |
| Base 6 | 123210256 | 123241316 |
| Base 7 | 32523027 | 32543027 |
| Base 8 | 14140518 | 14153278 |
| Base 9 | 6677789 | 6687319 |
| Base 10 | 39940110 | 40008710 |
| Base 11 | 25309211 | 25365611 |
| Base 12 | 17317512 | 17364712 |
| Base 13 | 10ca4213 | 11014c13 |
| Base 14 | a57a914 | a5b3914 |
| Base 15 | 7d51b15 | 7d82715 |
| Base 16 | 6182916 | 61ad716 |